<!-- <form name="searchForm" role="from">
    <div class="form-group">
        <label for="productTitle">商品名称：</label>
        <input type="text" id="productTitle" placeholder="商品名称" class="form-control">
    </div>
    <div class="form-group">
        <label for="productPrice">商品价格：</label>
        <input type="number" id="productPrice" placeholder="商品价格" class="form-control">
    </div>
    <div class="form-group">
        <label for="productCategory">商品类别：</label>
        <select name="" id="productCategory" class="form-control"></select>
    </div>
    <div class="form-group">
        <button class="btn btn-primary btn-block">搜索</button>
    </div>
</form> -->